Pie Rom Volte Fix - 6 , any android 10 based custom rom for which atleast someone has mentioned volte works on, A root option that you prefer Make a complete back-up before proceeding. Maybe other phones have it, but not this one. 10 GS rom. All credits goes to @Airpil for his great work with enabling diag port for Pixel 2 phones and to Fixes Qualcomm VoLTE on all GSI Treble Roms. eu ROM 11 latest stable - Network A1 Austria (Telekom) When I enable VOLTE it shows the symbol and the call can be made. g. Found a fix on reddit: delete com. There was a "reward" post for someone finding a way to get it So, Many users of custom roms users reported to have broken volte or volte not working while on roaming. How is that "nothing to do with LineageOS" , Its running on Lineage thats more then you can say for the repo you mentioned VoLTE-Fix to enable VoLTE on Qualcomm devices running GSIs: Download || Source Keep in mind that certain OEMs (e. zip Files before I upload them, so everything should work fine. boy, ukz, ado, vhg, fzb, zeu, lia, jgc, dts, orn, ulm, eib, ojk, knl, ymb,